CVE-2026-20699

Published: Mar 25, 2026Modified: Jun 17, 2026

6.2

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 2.5 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

A downgrade issue affecting Intel-based Mac computers was addressed with additional code-signing restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3, macOS Tahoe 26.4. An app may be able to access user-sensitive data.

Affected (3)

Products: Apple: Macos

1 product

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Apple Macos	From 14.0 to 14.8.5
Apple Macos	From 15.0 to 15.7.5
Apple Macos	From 26.0 to 26.3

Related CWEs

Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

References (4)

https://support.apple.com/en-us/126348

Source: product-security@apple.com

Release NotesVendor Advisory

https://support.apple.com/en-us/126794

Source: product-security@apple.com

Release NotesVendor Advisory

https://support.apple.com/en-us/126795

Source: product-security@apple.com

Release NotesVendor Advisory

https://support.apple.com/en-us/126796

Source: product-security@apple.com

Release NotesVendor Advisory

Timeline

No history available yet.